Tuesday, August 19, 2014

Geomagnetic K-Index of 6 expected

Space Weather Message Code: WARK06 Serial Number: 244 Issue Time: 2014 Aug 19 2149 UTC 

WARNING: Geomagnetic K-Index of 6 expected Valid From: 2014 Aug 19 2146 UTC Valid To: 2014 Aug 20 0500 UTC 

Warning Condition: Onset NOAA Scale: G2 - Moderate  NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/NOAAscales 

Potential Impacts: 
Area of impact primarily poleward of 55 degrees Geomagnetic Latitude. Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms. Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible. Radio - HF (high frequency) radio propagation can fade at higher latitudes. Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.

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